CN107914031A - A kind of drill jig of machining high-precision inclined hole - Google Patents
A kind of drill jig of machining high-precision inclined hole Download PDFInfo
- Publication number
- CN107914031A CN107914031A CN201711139895.7A CN201711139895A CN107914031A CN 107914031 A CN107914031 A CN 107914031A CN 201711139895 A CN201711139895 A CN 201711139895A CN 107914031 A CN107914031 A CN 107914031A
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- China
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- inclined hole
- bushing
- die body
- drill
- drill jig
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
A kind of drill jig of machining high-precision inclined hole, including die body, bushing, drill bushing, positioning pin and compressing member；Die body is provided with centre bore, it is provided with around centre bore for the annular groove with inclined hole processing part combination, annular groove is provided with die body mounting hole, the bushing mounting holes that inclined hole quantity is identical, position correspondence, inclination angle are identical with required processing on inclined hole processing part are provided with the one side wall of annular groove or two side, the bottom wall of annular groove is provided with positioning pin mounting hole；The quantity of bushing is identical with the inclined hole quantity of required processing, and each bushing is separately mounted in corresponding bushing mounting holes, is connected by housing screw and die body；The quantity of drill bushing is identical with the quantity of bushing, and each drill bushing is separately fixed in corresponding bushing；For die body and positioning during inclined hole processing part combination, compressing member is used for die body and processes being connected for part with inclined hole positioning pin.Above-mentioned drill jig can coordinate the processing for carrying out high-precision inclined hole with radial drilling machine.
Description
Technical field
The invention belongs to inclined hole of component manufacture field, the brill of more particularly to a kind of machining high-precision inclined hole on part
Mould.
Background technology
The processing of high-precision inclined hole, is generally completed, usually used numerically-controlled machine tool is five axis on numerically-controlled machine tool on part
Numerical control machining center or four-shaft numerically controlled machining center.Using five-axis NC machine center machining high-precision inclined hole, clamping one is only needed
Secondary inclined hole processing part can complete the processing of all inclined holes on part, have easy to process, inclined hole Working position precision height, effect
The advantages of rate is high, but since the purchase commodity of five-axis NC machine center is very high (one needs millions of yuans), because
And it is difficult to bear for general processing and manufacturing factory.Using four-shaft numerically controlled Cutter Body Processing with Machining Center high accuracy inclined hole, although compared with
Five-axis NC machine center can reduce the purchase commodity of equipment, but need to coordinate fixture to realize the processing of inclined hole, and often process one
Inclined hole needs part to be processed rotating an angle, causes part to be processed that clamping is repeated several times, consumes substantial amounts of clamping and look for
It is the positive time, not only complicated, and processing efficiency is low.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of drill jig of machining high-precision inclined hole, with
Realize the machining high-precision inclined hole on radial drilling machine, processing cost is reduced on the premise of machining accuracy is ensured and improves processing effect
Rate.
The drill jig of machining high-precision inclined hole of the present invention, including die body, bushing, drill bushing, positioning pin and compressing member；Institute
State die body and be provided with centre bore, be provided with around centre bore for the annular groove with inclined hole processing part combination, around annular groove
At least three die body mounting holes are provided with, are provided with the one side wall of annular groove or two side with being wanted on inclined hole processing part
The identical bushing mounting holes in the identical inclined hole quantity of processing, position correspondence, inclination angle are sought, the bottom wall of annular groove is provided with positioning
Sell mounting hole；The inclined hole quantity of required processing is identical on the quantity of the bushing and inclined hole processing part, the outside diameter of bushing with
The internal diameter nominal dimension of respective bush mounting hole is identical and coordinates to be dynamic, and each bushing is separately mounted to corresponding bushing mounting holes
In, it is connected by housing screw and die body；The quantity of the drill bushing is identical with the quantity of bushing, the outside diameter and respective bush of drill bushing
Internal diameter nominal dimension it is identical and be stationary fit, the internal diameter of drill bushing is matched with corresponding drill bit, and each drill bushing is separately fixed at accordingly
Bushing in；The positioning pin is used for positioning when die body and inclined hole processing part combination, and when use is inserted into annular groove bottom wall
In the location hole of positioning pin mounting hole and inclined hole the processing part of setting；The quantity of the compressing member and the quantity of die body mounting hole
It is identical, realize that die body processes being connected for part with inclined hole by compressing member.
The drill jig of above-mentioned machining high-precision inclined hole, its compressing member are made of pressing plate, pull rod section and thread segment successively, and are pressed
Plate, pull rod section and pull rod section are integrated, and being connected for part is processed so as to which die body and inclined hole is better achieved.
The drill jig of above-mentioned machining high-precision inclined hole, its positioning pin are rhombus pin, the positioning pin peace that annular groove bottom wall is set
The matched diamond hole of Kong Weiyu positioning pins is filled, to make locating effect more preferable.
The drill jig of above-mentioned machining high-precision inclined hole, the annular groove bottom wall set on its die body are provided with multiple through bottom wall
Lightening hole, to mitigate the overall weight of drill jig, is conducive to move and processes part combination with inclined hole.
The drill jig of above-mentioned machining high-precision inclined hole, the side of its die body is symmetrically arranged with two handles, in order to operate.
Compared with prior art, the invention has the advantages that：
1st, the drill jig of machining high-precision inclined hole of the present invention can coordinate with radial drilling machine, be carried out on radial drilling machine high
The processing of precision inclined hole, since radial drilling machine is compared with five-axis NC machine center or four-shaft numerically controlled machining center, acquisition cost
Substantially reduce, general processing and manufacturing factory has the ability to buy, thus can not only reduce cost, but also can be in more processing systems
Make the processing that factory realizes high-precision inclined hole.
2nd, the drill jig of machining high-precision inclined hole of the present invention and radial drilling machine coordinate processing inclined, only need clamping once
Inclined hole processing part can complete the processing of all inclined holes on part, can effectively ensure that inclined hole Working position precision and improve processing
Efficiency, and it is easy to operate.
3rd, the drill jig of machining high-precision inclined hole of the present invention is mounted with bushing and drill bushing, thus can improve the weight of drill jig
Multiple access times, increase the service life of inclined-hole jig.
4th, the Drilling Jig Structure of machining high-precision inclined hole of the present invention is simple, and making easy to process, cost is low, practicality
By force.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the drill jig of machining high-precision inclined hole of the present invention；
Fig. 2 is the H-O-D sectional views of Fig. 1；
Fig. 3 is the H-O-H sectional views of Fig. 1；
Fig. 4 is J1-J1 the or J2-J2 section view rotation figures of Fig. 1；
Fig. 5 is the Q-Q section view rotation figures of Fig. 1；
Fig. 6 be machining high-precision inclined hole of the present invention drill jig in compressing member structure diagram；
Fig. 7 is the left view of Fig. 6；
Fig. 8 is a kind of schematic diagram of inclined hole processing part；
Fig. 9 is the combination diagram of inclined hole processing part and the drill jig of machining high-precision inclined hole of the present invention in Fig. 8.
In figure, 1 die body, 1-1 annular grooves, 1-2 lightening holes, 1-3 centre bores, 1-4 positioning pin mounting holes, 2 positioning pins, 3
One bushing, 4 first drill bushings, 5 second bushings, 6 second drill bushings, 7 housing screws, 8 the 4th bushings, 9 the 4th drill bushings, 10 nuts, 11
Compressing member, 11-1 pressing plates, 11-2 pull rod sections, 11-3 thread segments, 12 packing rings, 13 handles, 14 the 3rd bushings, 15 the 3rd drill bushings, 16
Inclined hole processes part.
Embodiment
By way of example and in conjunction with the accompanying drawings to the drill jig and application method of machining high-precision inclined hole of the present invention
It is described further.
Drill jig described in the present embodiment is used for the processing part 16 of inclined hole shown in manuscript 8, which processes the inclined hole in part
Working position is an annulus in part, it is necessary to process the folder of four inclined holes, the first inclined hole and circle ring center's line on annulus
Angle is α 1, and present position is at H '-O '-D ' sections, and the angle of the second inclined hole and circle ring center's line is α 2, and present position is in J ' 1-
At 1 sections of J ', the angle of the 3rd inclined hole and circle ring center's line is α 2, and present position is at 2 sections of J ' 2-J ', the 4th inclined hole and circle
The angle of ring center line is α 3, and present position is at Q '-Q ' sections.
As shown in Figure 1, drill jig described in the present embodiment includes die body 1, bushing, drill bushing, positioning pin 2 and compressing member 11.Such as figure
1st, shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, the die body 1 is circular plate body, and the lateral surface of circular plate body is symmetrically arranged with two U-shaped hands
Handle 13, the centre of circular plate body are provided with centre bore 1-3, are provided with around centre bore for processing 16 groups of part with inclined hole
The annular groove 1-1 of conjunction, is provided with four die body mounting holes around annular groove, is provided with the two side of annular groove and adds with inclined hole
Four bushing mounting holes that the inclined hole quantity of required processing on work part is identical, position correspondence, inclination angle are identical, in annular groove
Bottom wall be provided with diamond positioning pin mounting hole 1-4 and multiple lightening hole 1-2 through bottom wall；The quantity and inclined hole of the bushing
It is identical to process the inclined hole quantity of required processing on part, respectively the first bushing 3, the second bushing 5, the 3rd bushing the 14, the 4th
Bushing 8, the outside diameter of each bushing is identical with the internal diameter nominal dimension of respective bush mounting hole and coordinates to be dynamic, and each bushing is installed respectively
In corresponding bushing mounting holes, it is connected by housing screw 7 with die body；The quantity of the drill bushing is identical with the quantity of bushing,
Respectively the first drill bushing 4, the second drill bushing 6, the 3rd drill bushing 15, the 4th drill bushing 9, the outside diameter of each drill bushing and the internal diameter of respective bush are public
Size is identical and is referred to as stationary fit, and internal diameter is matched with corresponding drill bit, and each drill bushing is separately fixed in corresponding bushing；It is described fixed
Position pin 2 be rhombus pin, and positioning during for die body 1 and inclined hole processing part combination, when use is inserted into annular groove bottom wall setting
Positioning pin mounting hole and inclined hole processing part location hole in.As shown in Figure 1, Figure 6, Figure 7, the compressing member 11 is successively by pressing
Plate 11-1, pull rod section 11-2 and thread segment 11-3 compositions, and pressing plate, pull rod section and pull rod section are integrated, compressing member
Quantity is identical with the quantity of die body mounting hole, realizes that die body 1 processes being connected for part with inclined hole by compressing member 11.
The drill jig of machining high-precision inclined hole described in the present embodiment, die body carry out heat using 45 steel casting global formation
Processing, HRC35~40, to strengthen drilling tool overall stability and fastness；Drill bushing, lagging material T8A, HRC55~60.
Using drill jig described in the present embodiment when inclined hole shown in Fig. 8 processes 16 processing inclined of part, inclined hole is first processed zero
Part 16 is fixed on the workbench of radial drilling machine, then the die body 1 for being provided with bushing and drill bushing and inclined hole are processed part 16 by Fig. 9
Shown mode combines, i.e., needs the annulus of processing inclined to be embedded in the annular groove 1-1 that die body 1 is set on inclined hole processing part 16,
Positioned by diamond positioning pin 2, die body 1 is processed on part with inclined hole and is needed by four compressing members 11 and nut 10, packing ring 12
The annulus of processing inclined is connected.After the die body 1 for being provided with bushing and drill bushing is combined with inclined hole processing part 16, you can use
Radial drilling machine carries out inclined hole processing.
Claims (9)
1. a kind of drill jig of machining high-precision inclined hole, it is characterised in that the drill jig includes die body (1), bushing, drill bushing, positioning pin
(2) and compressing member (11)；The die body (1) is provided with centre bore (1-3), is provided with around centre bore for processing zero with inclined hole
The annular groove (1-1) of part combination, is provided with least three die body mounting holes, one side wall or both sides in annular groove around annular groove
The bushing that inclined hole quantity is identical, position correspondence, inclination angle are identical with required processing on inclined hole processing part is provided with wall
Mounting hole, positioning pin mounting hole (1-4) is provided with the bottom wall of annular groove；The quantity of the bushing and institute on inclined hole processing part
It is required that the inclined hole quantity of processing is identical, the outside diameter of bushing is identical with the internal diameter nominal dimension of respective bush mounting hole and matches somebody with somebody to be dynamic
Close, each bushing is separately mounted in corresponding bushing mounting holes, is connected by housing screw (7) with die body；The number of the drill bushing
Amount is identical with the quantity of bushing, and the outside diameter of drill bushing is identical with the internal diameter nominal dimension of respective bush and is stationary fit, drill bushing it is interior
Footpath is matched with corresponding drill bit, and each drill bushing is separately fixed in corresponding bushing；The positioning pin (2) is for die body (1) and tiltedly
Positioning during hole machined part combination, when use, are inserted into the positioning pin mounting hole and inclined hole processing part that annular groove bottom wall is set
Location hole in；The quantity of the compressing member (11) is identical with the quantity of die body mounting hole, and die body is realized by compressing member (11)
(1) it is connected with inclined hole processing part.
2. the drill jig of machining high-precision inclined hole according to claim 1, it is characterised in that the compressing member (11) successively by
Pressing plate (11-1), pull rod section (11-2) and thread segment (11-3) composition, and pressing plate, pull rod section and pull rod section are integrated.
3. the drill jig of machining high-precision inclined hole according to claim 1 or claim 2, it is characterised in that the positioning pin (2) is water chestnut
Shape pin, the positioning pin mounting hole (1-4) that annular groove bottom wall is set are and the matched diamond hole of positioning pin.
4. the drill jig of machining high-precision inclined hole according to claim 1 or claim 2, it is characterised in that the ring set on the die body
Shape groove (1-1) bottom wall is provided with multiple lightening holes (1-2) through bottom wall.
5. the drill jig of machining high-precision inclined hole according to claim 3, it is characterised in that the annular set on the die body
Groove (1-1) bottom wall is provided with multiple lightening holes (1-2) through bottom wall.
6. the drill jig of machining high-precision inclined hole according to claim 1 or claim 2, it is characterised in that the side of die body (1) is symmetrical
It is provided with two handles (13).
7. the drill jig of machining high-precision inclined hole according to claim 3, it is characterised in that the side of die body (1) is symmetrical arranged
There are two handles (13).
8. the drill jig of machining high-precision inclined hole according to claim 4, it is characterised in that the side of die body (1) is symmetrical arranged
There are two handles (13).
9. the drill jig of machining high-precision inclined hole according to claim 5, it is characterised in that the side of die body (1) is symmetrical arranged
There are two handles (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711139895.7A CN107914031B (en) | 2017-11-16 | 2017-11-16 | Drill jig for processing high-precision inclined hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711139895.7A CN107914031B (en) | 2017-11-16 | 2017-11-16 | Drill jig for processing high-precision inclined hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107914031A true CN107914031A (en) | 2018-04-17 |
| CN107914031B CN107914031B (en) | 2020-03-27 |
Family
ID=61896539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711139895.7A Active CN107914031B (en) | 2017-11-16 | 2017-11-16 | Drill jig for processing high-precision inclined hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107914031B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111702522A (en) * | 2020-06-30 | 2020-09-25 | 中国航发动力股份有限公司 | Positioning and clamping device and method for machining inclined hole in annular piece |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4705436A (en) * | 1985-06-06 | 1987-11-10 | Channelwood Preservations Ltd. | Drill jig |
| GB2346573A (en) * | 1999-02-08 | 2000-08-16 | Channelwood Systems Ltd | Drill jig and method of treatment of timber |
| CN202951903U (en) * | 2012-11-19 | 2013-05-29 | 常州天山重工机械有限公司 | Inclined hole drilling bench |
| CN203171016U (en) * | 2013-04-07 | 2013-09-04 | 安徽工程大学 | Drilling clamp of shell part |
| CN103801735A (en) * | 2014-03-12 | 2014-05-21 | 无锡威孚马山油泵油嘴有限公司 | Drill jig structure for processing lower inclined hole of plunger bushing |
| CN204450016U (en) * | 2015-02-12 | 2015-07-08 | 南京工业职业技术学院 | A kind of dish cover part family formation turning attachment |
| CN105345093A (en) * | 2015-12-16 | 2016-02-24 | 广西玉柴机器股份有限公司 | Processing device and processing method of inclined oil hole in air cylinder body through hole |
-
2017
- 2017-11-16 CN CN201711139895.7A patent/CN107914031B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4705436A (en) * | 1985-06-06 | 1987-11-10 | Channelwood Preservations Ltd. | Drill jig |
| GB2346573A (en) * | 1999-02-08 | 2000-08-16 | Channelwood Systems Ltd | Drill jig and method of treatment of timber |
| CN202951903U (en) * | 2012-11-19 | 2013-05-29 | 常州天山重工机械有限公司 | Inclined hole drilling bench |
| CN203171016U (en) * | 2013-04-07 | 2013-09-04 | 安徽工程大学 | Drilling clamp of shell part |
| CN103801735A (en) * | 2014-03-12 | 2014-05-21 | 无锡威孚马山油泵油嘴有限公司 | Drill jig structure for processing lower inclined hole of plunger bushing |
| CN204450016U (en) * | 2015-02-12 | 2015-07-08 | 南京工业职业技术学院 | A kind of dish cover part family formation turning attachment |
| CN105345093A (en) * | 2015-12-16 | 2016-02-24 | 广西玉柴机器股份有限公司 | Processing device and processing method of inclined oil hole in air cylinder body through hole |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111702522A (en) * | 2020-06-30 | 2020-09-25 | 中国航发动力股份有限公司 | Positioning and clamping device and method for machining inclined hole in annular piece |
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| Publication number | Publication date |
|---|---|
| CN107914031B (en) | 2020-03-27 |
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